Re: [PATCH] drivers: net: fix memory leak in atusb_probe

From: patchwork-bot+netdevbpf
Date: Thu Apr 01 2021 - 18:50:11 EST


Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Thu, 1 Apr 2021 07:46:24 +0300 you wrote:
> syzbot reported memory leak in atusb_probe()[1].
> The problem was in atusb_alloc_urbs().
> Since urb is anchored, we need to release the reference
> to correctly free the urb
>
> backtrace:
> [<ffffffff82ba0466>] kmalloc include/linux/slab.h:559 [inline]
> [<ffffffff82ba0466>] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74
> [<ffffffff82ad3888>] atusb_alloc_urbs drivers/net/ieee802154/atusb.c:362 [inline][2]
> [<ffffffff82ad3888>] atusb_probe+0x158/0x820 drivers/net/ieee802154/atusb.c:1038 [1]
>
> [...]

Here is the summary with links:
- drivers: net: fix memory leak in atusb_probe
https://git.kernel.org/netdev/net/c/6b9fbe169551

You are awesome, thank you!
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